45 lines
819 B
C++
45 lines
819 B
C++
#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <algorithm>
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using namespace std;
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namespace Package1_SpaceOptimized
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{
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const int MAXM = 12880 + 5;
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const int MAXN = 3402 + 5;
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int ldp[MAXM];
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int w[MAXN];
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int v[MAXN];
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int N,M;
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void solve()
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{
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for(int i=1;i<=N;i++)
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{
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for(int j=M;j>=1;j--)
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{
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int a=ldp[j];
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int b=-1;
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if(j-w[i]>=0) b=ldp[j-w[i]]+v[i];
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ldp[j]=max(a,b);
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}
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}
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printf("%d\n",ldp[M]);
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}
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int main()
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{
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scanf("%d %d",&N,&M);
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for(int i=1;i<=N;i++)
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{
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scanf("%d %d",&w[i],&v[i]);
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}
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solve();
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return 0;
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}
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}
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int main()
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{
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return Package1_SpaceOptimized::main();
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}
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